{"name":"OnChainDiligence","description":"Read-only deterministic payment policy inspection and public receipt retrieval/cryptographic verification. No wallet, payment execution, authorization or receipt creation. VALID means integrity under the receipt verifier contract, not safety, compliance, settlement or service delivery.","supportedInterfaces":[{"url":"https://mcp.onchaindiligence.com/a2a","protocolBinding":"JSONRPC","protocolVersion":"1.0"}],"provider":{"url":"https://onchaindiligence.com","organization":"OnChainDiligence"},"version":"1.0.0","capabilities":{"streaming":false,"pushNotifications":false,"extendedAgentCard":false},"defaultInputModes":["text/plain","application/json"],"defaultOutputModes":["text/plain"],"skills":[{"id":"inspect-payment","name":"Inspect a payment proposal","description":"Unsigned deterministic evaluation against caller-supplied rules; no external checks, execution, authorization or receipt.","tags":["payment","policy","inspection"],"examples":["{\"operation\":\"inspect_payment\",\"arguments\":{\"action\":{\"kind\":\"PAYMENT\",\"network\":\"eip155:8453\",\"asset\":\"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913\",\"amount\":\"0.001\",\"recipient\":\"0x52E29e0d2Aa49bfBfC548C0A9F2196F4aa51f3ea\"},\"policy\":{\"max_amount\":\"0.01\"}}}"]},{"id":"get-receipt","name":"Retrieve a public OCD receipt","description":"Retrieve one exact public receipt ID; unchanged signed envelope. Retrieval does not verify its proof. No private lookup or enumeration.","tags":["receipt","evidence"],"examples":["{\"operation\":\"get_receipt\",\"arguments\":{\"receipt_id\":\"OCD-RCP-ZJZX-NR63-YQHY-MK6A\"}}"]},{"id":"verify-receipt","name":"Verify an OCD receipt proof","description":"Online VALID / INVALID / UNVERIFIABLE using the existing public key registry and verifier. VALID is cryptographic integrity only, not authorization, safety, compliance, payment success, settlement or delivery.","tags":["receipt","verification"],"examples":["{\"operation\":\"verify_receipt\",\"arguments\":{\"receipt_id\":\"OCD-RCP-ZJZX-NR63-YQHY-MK6A\"}}"]}]}